Home / 9,188,998.32-12,653,469.36-8,985,089.73

Finding the Fourth Proportional to 9,188,998.32, 12,653,469.36 and 8,985,089.73

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Solution

The fourth proportional to 9,188,998.32, 12,653,469.36 and 8,985,089.73 is: 12,372,682.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188,998.32 : 12,653,469.36 = 8,985,089.73 : x
  2. Step 2: Convert to fraction form
    9,188,998.32/12,653,469.36 = 8,985,089.73/x
  3. Step 3: Cross multiply
    9,188,998.32x = 12,653,469.36 × 8,985,089.73
  4. Step 4: Simplify right side
    9,188,998.32x = 113,692,557,595,405.67
  5. Step 5: Solve for x
    x = 113,692,557,595,405.67/9,188,998.32
  6. Step 6: Final answer
    x = 12,372,682.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.